air brake


Definition of air brake

  1. 1 :  a brake operated by a piston driven by compressed air

  2. 2 :  a surface that may be projected into the airstream for increasing drag and lowering the speed of an airplane


First Known Use of air brake


Learn More about air brake

Seen and Heard

What made you want to look up air brake? Please tell us where you read or heard it (including the quote, if possible).